- Leak-proof and splash-resistant design This lunch bag features reinforced seams and a secure zipper, providing leak-proof storage for soups, sauces, and beverages. The waterproof interior lining prevents spills, making it ideal for commuting, picnics, or beach outings. - Premium heat insulation technology Thanks to the double-layer insulation with heat-reflective foil, this bag keeps food temperatures stable for hours. Enjoy warm meals or chilled snacks without the need for external heating or cooling, perfect for office lunches, hikes, or family picnics. - Adjustable and ergonomic shoulder strap Equipped with a padded, adjustable shoulder strap, this bag allows for hands-free carrying. It ensures effortless transport in various settings, from busy workdays to outdoor adventures. - Durable and easy-to-clean material Constructed from high-quality materials, this lunch bag is both durable and simple to clean, ensuring it withstands daily use while maintaining its appearance. Use scenarios: 1. Bring your favorite homemade soup to work without worrying about spills. 2. Pack refreshing snacks for a day at the beach, keeping them cool and delicious. 3. Enjoy a family picnic with warm meals and cold drinks, all in one convenient bag.